#3B4ECC#3B4ECC

#3B4ECC is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.9% C 0.195 H 270.7°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#3B4ECC
RGB	rgb(59, 78, 204)
HSL	hsl(232, 59%, 52%)
HSV	hsv(232, 71%, 80%)
CMYK	cmyk(71.1%, 61.8%, 0%, 20%)
CIE-LAB	lab(39.13, 35.08, -67.42)
CIE-LCH	lch(39.13, 76.00, 297.49°)
OKLab	oklab(48.91% 0.0024 -0.1947)
OKLCH	oklch(48.91% 0.195 270.7)
XYZ	xyz(15.4234, 10.7367, 58.3746)
Luminance	0.1074 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4ECC #CCB93B

analogous

#3B97CC #3B4ECC #713BCC

triadic

#3B4ECC #CC3B4E #4ECC3B

tetradic

#3B4ECC #CC3B97 #CCB93B #3BCC71

square

#3B4ECC #CC3B97 #CCB93B #3BCC71

split-complementary

#3B4ECC #CC713B #97CC3B

monochromatic

#1D2870 #2A39A0 #3B4ECC #6C7AD9 #9CA6E5

Accessibility & contrast

On white

6.67

#3B4ECC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#3B4ECC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B4ECC

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4ECC	#FFFFFF	#000000	##FFFFFF
##3B4ECC	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063D0

Deuteranopia (green-blind)

#0056CA

Tritanopia (blue-blind)

#006E85

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3b4ecc;
/* rgb */ color: rgb(59, 78, 204);
/* oklch */ color: oklch(48.9% 0.195 270.7);

Tailwind

colors: {
  custom: {
    50: '#847fdd',
    500: '#3b4ecc',
    950: '#000000',
  },
}

SCSS

$custom: #3b4ecc;
$custom-light: #847fdd;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4ecc",
  "rgb": {
    "r": 59,
    "g": 78,
    "b": 204
  },
  "hsl": {
    "h": 232.138,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.48912,
    "c": 0.19467,
    "h": 270.7
  },
  "luminance": 0.10738
}

Semantic roles & 50–950 ramp

primary

#3B4ECC

secondary

#D1C992

accent

#CD46E2

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3B4ECC

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →